Which developmental stage occurs in infancy and involves combining consonant and vowel sounds.

• A. Cooing.
• B. Babbling.
• C. Telegraphic speech.
• D. Phoneme detection.

Answer: (B)

Verified step by step guidance

1. Identify the key developmental stages in language acquisition during infancy.
2. Understand that 'cooing' is an early stage where infants produce soft vowel sounds.
3. Recognize that 'babbling' involves the combination of consonant and vowel sounds, which is more advanced than cooing.
4. Differentiate 'telegraphic speech' as a later stage where toddlers use short, simple sentences.
5. Clarify that 'phoneme detection' refers to the ability to recognize distinct sounds in language, which is a skill developed over time.